Identifier Cleaner

Convert between SMILES, InChI, InChIKey, and compound names. Supports PubChem name resolution as a fallback when the input is a common drug name.

Example: aspirin → CC(=O)Oc1ccccc1C(=O)O

Free Research Context Use this tool freely, then open the research home or demo workspace when you want project context.

Research home Demo workspace

Canonical SMILES O=C(O)c1ccc(S(=O)(=O)O)cc1O

InChI InChI=1S/C7H6O6S/c8-6-3-4(14(11,12)13)1-2-5(6)7(9)10/h1-3,8H,(H,9,10)(H,11,12,13)

InChIKey RHLPAVIBWYPLRV-UHFFFAOYSA-N

Molecular Weight

218.19